RIP Debug 过程
R1一个实接口：
Router#clear ip route *
Router#
*Mar 1 00:07:11.995: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:07:11.995: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:07:12.007: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:07:12.023: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:07:12.023: 192.168.3.0 in 1 hops
*Mar 1 00:07:12.027: 192.168.4.0 in 1 hops
*Mar 1 00:07:12.027: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:07:12.027: 192.168.3.0 in 1 hops
*Mar 1 00:07:12.031: 192.168.4.0 in 1 hops
*Mar 1 00:07:12.031: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:07:12.031: 192.168.3.0 in 1 hops
*Mar 1 00:07:12.031: 192.168.4.0 in 1 hops
*Mar 1 00:07:14.003: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:07:14.003: RIP: build flash update entries - suppressing null update
Router#
Router#
Router#
Router#
Router#
*Mar 1 00:07:32.527: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:07:32.527: 192.168.3.0 in 1 hops
*Mar 1 00:07:32.531: 192.168.4.0 in 1 hops
*Mar 1 00:07:39.027: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:07:39.027: RIP: build update entries - suppressing null update
Router#
*Mar 1 00:07:11.995: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:07:11.995: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:07:12.007: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:07:12.023: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:07:12.023: 192.168.3.0 in 1 hops
*Mar 1 00:07:12.027: 192.168.4.0 in 1 hops
*Mar 1 00:07:12.027: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:07:12.027: 192.168.3.0 in 1 hops
*Mar 1 00:07:12.031: 192.168.4.0 in 1 hops
*Mar 1 00:07:12.031: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:07:12.031: 192.168.3.0 in 1 hops
*Mar 1 00:07:12.031: 192.168.4.0 in 1 hops
*Mar 1 00:07:14.003: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:07:14.003: RIP: build flash update entries - suppressing null update
Router#
Router#
Router#
Router#
Router#
*Mar 1 00:07:32.527: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:07:32.527: 192.168.3.0 in 1 hops
*Mar 1 00:07:32.531: 192.168.4.0 in 1 hops
*Mar 1 00:07:39.027: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:07:39.027: RIP: build update entries - suppressing null update
R2三个实接口：
Router#clear ip route *
Router#
*Mar 1 00:14:35.891: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:35.895: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:35.895: RIP: sending request on Ethernet0/1 to 255.255.255.255
*Mar 1 00:14:35.899: RIP: sending request on Ethernet0/1 to 255.255.255.255
*Mar 1 00:14:35.899: RIP: sending request on Ethernet0/2 to 255.255.255.255
*Mar 1 00:14:35.903: RIP: sending request on Ethernet0/2 to 255.255.255.255
*Mar 1 00:14:35.923: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:35.923: RIP: sending request on Ethernet0/1 to 255.255.255.255
*Mar 1 00:14:35.927: RIP: sending request on Ethernet0/2 to 255.255.255.255
*Mar 1 00:14:37.919: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/0 (192.168.1.2)
*Mar 1 00:14:37.919: RIP: build flash update entries
*Mar 1 00:14:37.919: network 192.168.3.0 metric 1
*Mar 1 00:14:37.923: network 192.168.4.0 metric 1
*Mar 1 00:14:37.923: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/1 (192.168.3.1)
*Mar 1 00:14:37.923: RIP: build flash update entries
*Mar 1 00:14:37.923: network 192.168.1.0 metric 1
*Mar 1 00:14:37.927: network 192.168.4.0 metric 1
*Mar 1 00:14:37.927: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/2 (192.168.4.1)
*Mar 1 00:14:37.931: RIP: build flash update entries
*Mar 1 00:14:37.931: network 192.168.1.0 metric 1
*Mar 1 00:14:37.931: network 192.168.3.0 metric 1
Router#
Router#
Router#
Router#
Router#
*Mar 1 00:15:03.487: RIP: sending v1 update to 255.255.255.255 via Ethernet0/1 (192.168.3.1)
*Mar 1 00:15:03.487: RIP: build update entries
*Mar 1 00:15:03.487: network 192.168.1.0 metric 1
*Mar 1 00:15:03.487: network 192.168.4.0 metric 1
*Mar 1 00:15:04.015: RIP: sending v1 update to 255.255.255.255 via Ethernet0/2 (192.168.4.1)
*Mar 1 00:15:04.015: RIP: build update entries
*Mar 1 00:15:04.015: network 192.168.1.0 metric 1
*Mar 1 00:15:04.015: network 192.168.3.0 metric 1
*Mar 1 00:15:04.547: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.2)
*Mar 1 00:15:04.551: RIP: build update entries
*Mar 1 00:15:04.551: network 192.168.3.0 metric 1
*Mar 1 00:15:04.551: network 192.168.4.0 metric 1
Router#
*Mar 1 00:14:35.891: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:35.895: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:35.895: RIP: sending request on Ethernet0/1 to 255.255.255.255
*Mar 1 00:14:35.899: RIP: sending request on Ethernet0/1 to 255.255.255.255
*Mar 1 00:14:35.899: RIP: sending request on Ethernet0/2 to 255.255.255.255
*Mar 1 00:14:35.903: RIP: sending request on Ethernet0/2 to 255.255.255.255
*Mar 1 00:14:35.923: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:35.923: RIP: sending request on Ethernet0/1 to 255.255.255.255
*Mar 1 00:14:35.927: RIP: sending request on Ethernet0/2 to 255.255.255.255
*Mar 1 00:14:37.919: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/0 (192.168.1.2)
*Mar 1 00:14:37.919: RIP: build flash update entries
*Mar 1 00:14:37.919: network 192.168.3.0 metric 1
*Mar 1 00:14:37.923: network 192.168.4.0 metric 1
*Mar 1 00:14:37.923: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/1 (192.168.3.1)
*Mar 1 00:14:37.923: RIP: build flash update entries
*Mar 1 00:14:37.923: network 192.168.1.0 metric 1
*Mar 1 00:14:37.927: network 192.168.4.0 metric 1
*Mar 1 00:14:37.927: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/2 (192.168.4.1)
*Mar 1 00:14:37.931: RIP: build flash update entries
*Mar 1 00:14:37.931: network 192.168.1.0 metric 1
*Mar 1 00:14:37.931: network 192.168.3.0 metric 1
Router#
Router#
Router#
Router#
Router#
*Mar 1 00:15:03.487: RIP: sending v1 update to 255.255.255.255 via Ethernet0/1 (192.168.3.1)
*Mar 1 00:15:03.487: RIP: build update entries
*Mar 1 00:15:03.487: network 192.168.1.0 metric 1
*Mar 1 00:15:03.487: network 192.168.4.0 metric 1
*Mar 1 00:15:04.015: RIP: sending v1 update to 255.255.255.255 via Ethernet0/2 (192.168.4.1)
*Mar 1 00:15:04.015: RIP: build update entries
*Mar 1 00:15:04.015: network 192.168.1.0 metric 1
*Mar 1 00:15:04.015: network 192.168.3.0 metric 1
*Mar 1 00:15:04.547: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.2)
*Mar 1 00:15:04.551: RIP: build update entries
*Mar 1 00:15:04.551: network 192.168.3.0 metric 1
*Mar 1 00:15:04.551: network 192.168.4.0 metric 1
----------------------------------------------------
R1一个实接口、一个虚接口:
R1# **************请求发送过多份****************
R1#clear ip route *
R1#
*Mar 1 00:14:16.839: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:16.839: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:16.843: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:14:16.847: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:14:16.859: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:16.859: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:14:16.883: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:14:16.883: 192.168.3.0 in 1 hops
*Mar 1 00:14:16.887: 192.168.4.0 in 1 hops
*Mar 1 00:14:16.887: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:14:16.887: 192.168.3.0 in 1 hops
*Mar 1 00:14:16.891: 192.168.4.0 in 1 hops
*Mar 1 00:14:16.891: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:14:16.891: 192.168.3.0 in 1 hops
*Mar 1 00:14:16.891: 192.168.4.0 in 1 hops
*Mar 1 00:14:18.855: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:14:18.855: RIP: build flash update entries
*Mar 1 00:14:18.855: network 192.168.2.0 metric 1
*Mar 1 00:14:18.859: RIP: sending v1 flash update to 255.255.255.255 via Loopback0 (192.168.2.1)
*Mar 1 00:14:18.859: RIP: build flash update entries
*Mar 1 00:14:18.859: network 192.168.1.0 metric 1
*Mar 1 00:14:18.859: network 192.168.3.0 metric 1
*Mar 1 00:14:18.863: network 192.168.4.0 metric 1
R1#
R1# **************30S之后所做的事情****************
R1#
*Mar 1 00:14:38.267: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:14:38.267: 192.168.3.0 in 1 hops
*Mar 1 00:14:38.271: 192.168.4.0 in 1 hops
*Mar 1 00:14:44.079: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:14:44.079: RIP: build update entries
*Mar 1 00:14:44.079: network 192.168.2.0 metric 1
*Mar 1 00:14:46.755: RIP: sending v1 update to 255.255.255.255 via Loopback0 (192.168.2.1)
*Mar 1 00:14:46.755: RIP: build update entries
*Mar 1 00:14:46.755: network 192.168.1.0 metric 1
*Mar 1 00:14:46.759: network 192.168.3.0 metric 1
*Mar 1 00:14:46.759: network 192.168.4.0 metric 1
R1#
R1# **************30S之后所做的事情****************
R1#
*Mar 1 00:15:05.607: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:15:05.607: 192.168.3.0 in 1 hops
*Mar 1 00:15:05.611: 192.168.4.0 in 1 hops
*Mar 1 00:15:10.111: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:15:10.111: RIP: build update entries
*Mar 1 00:15:10.111: network 192.168.2.0 metric 1
*Mar 1 00:15:16.303: RIP: sending v1 update to 255.255.255.255 via Loopback0 (192.168.2.1)
*Mar 1 00:15:16.303: RIP: build update entries
*Mar 1 00:15:16.303: network 192.168.1.0 metric 1
*Mar 1 00:15:16.303: network 192.168.3.0 metric 1
*Mar 1 00:15:16.307: network 192.168.4.0 metric 1
R1#clear ip route *
R1#
*Mar 1 00:14:16.839: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:16.839: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:16.843: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:14:16.847: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:14:16.859: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:14:16.859: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:14:16.883: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:14:16.883: 192.168.3.0 in 1 hops
*Mar 1 00:14:16.887: 192.168.4.0 in 1 hops
*Mar 1 00:14:16.887: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:14:16.887: 192.168.3.0 in 1 hops
*Mar 1 00:14:16.891: 192.168.4.0 in 1 hops
*Mar 1 00:14:16.891: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:14:16.891: 192.168.3.0 in 1 hops
*Mar 1 00:14:16.891: 192.168.4.0 in 1 hops
*Mar 1 00:14:18.855: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:14:18.855: RIP: build flash update entries
*Mar 1 00:14:18.855: network 192.168.2.0 metric 1
*Mar 1 00:14:18.859: RIP: sending v1 flash update to 255.255.255.255 via Loopback0 (192.168.2.1)
*Mar 1 00:14:18.859: RIP: build flash update entries
*Mar 1 00:14:18.859: network 192.168.1.0 metric 1
*Mar 1 00:14:18.859: network 192.168.3.0 metric 1
*Mar 1 00:14:18.863: network 192.168.4.0 metric 1
R1#
R1# **************30S之后所做的事情****************
R1#
*Mar 1 00:14:38.267: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:14:38.267: 192.168.3.0 in 1 hops
*Mar 1 00:14:38.271: 192.168.4.0 in 1 hops
*Mar 1 00:14:44.079: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:14:44.079: RIP: build update entries
*Mar 1 00:14:44.079: network 192.168.2.0 metric 1
*Mar 1 00:14:46.755: RIP: sending v1 update to 255.255.255.255 via Loopback0 (192.168.2.1)
*Mar 1 00:14:46.755: RIP: build update entries
*Mar 1 00:14:46.755: network 192.168.1.0 metric 1
*Mar 1 00:14:46.759: network 192.168.3.0 metric 1
*Mar 1 00:14:46.759: network 192.168.4.0 metric 1
R1#
R1# **************30S之后所做的事情****************
R1#
*Mar 1 00:15:05.607: RIP: received v1 update from 192.168.1.2 on Ethernet0/0
*Mar 1 00:15:05.607: 192.168.3.0 in 1 hops
*Mar 1 00:15:05.611: 192.168.4.0 in 1 hops
*Mar 1 00:15:10.111: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.1)
*Mar 1 00:15:10.111: RIP: build update entries
*Mar 1 00:15:10.111: network 192.168.2.0 metric 1
*Mar 1 00:15:16.303: RIP: sending v1 update to 255.255.255.255 via Loopback0 (192.168.2.1)
*Mar 1 00:15:16.303: RIP: build update entries
*Mar 1 00:15:16.303: network 192.168.1.0 metric 1
*Mar 1 00:15:16.303: network 192.168.3.0 metric 1
*Mar 1 00:15:16.307: network 192.168.4.0 metric 1
R2一个实接口、两个虚接口:
R2#clear ip route *
R2#
*Mar 1 00:36:08.599: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:36:08.599: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:36:08.603: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:36:08.603: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:36:08.607: RIP: sending request on Loopback1 to 255.255.255.255
*Mar 1 00:36:08.611: RIP: sending request on Loopback1 to 255.255.255.255
*Mar 1 00:36:08.623: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:36:08.623: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:36:08.627: RIP: sending request on Loopback1 to 255.255.255.255
*Mar 1 00:36:08.659: RIP: received v1 update from 192.168.1.1 on Ethernet0/0
*Mar 1 00:36:08.663: 192.168.2.0 in 1 hops
*Mar 1 00:36:08.663: RIP: received v1 update from 192.168.1.1 on Ethernet0/0
*Mar 1 00:36:08.667: 192.168.2.0 in 1 hops
*Mar 1 00:36:08.667: RIP: received v1 update from 192.168.1.1 on Ethernet0/0
*Mar 1 00:36:08.667: 192.168.2.0 in 1 hops
*Mar 1 00:36:10.619: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/0 (192.168.1.2)
*Mar 1 00:36:10.619: RIP: build flash update entries
*Mar 1 00:36:10.619: network 192.168.3.0 metric 1
*Mar 1 00:36:10.623: network 192.168.4.0 metric 1
*Mar 1 00:36:10.623: RIP: sending v1 flash update to 255.255.255.255 via Loopback0 (192.168.3.1)
*Mar 1 00:36:10.623: RIP: build flash update entries
*Mar 1 00:36:10.623: network 192.168.1.0 metric 1
*Mar 1 00:36:10.627: network 192.168.2.0 metric 1
*Mar 1 00:36:10.627: network 192.168.4.0 metric 1
*Mar 1 00:36:10.627: RIP: sending v1 flash update to 255.255.255.255 via Loopback1 (192.168.4.1)
*Mar 1 00:36:10.627: RIP: build flash update entries
*Mar 1 00:36:10.631: network 192.168.1.0 metric 1
*Mar 1 00:36:10.631: network 192.168.2.0 metric 1
*Mar 1 00:36:10.631: network 192.168.3.0 metric 1
R2#
R2#
R2#
*Mar 1 00:36:31.003: RIP: received v1 update from 192.168.1.1 on Ethernet0/0
*Mar 1 00:36:31.003: 192.168.2.0 in 1 hops
*Mar 1 00:36:35.267: RIP: sending v1 update to 255.255.255.255 via Loopback1 (192.168.4.1)
*Mar 1 00:36:35.267: RIP: build update entries
*Mar 1 00:36:35.267: network 192.168.1.0 metric 1
*Mar 1 00:36:35.267: network 192.168.2.0 metric 1
*Mar 1 00:36:35.271: network 192.168.3.0 metric 1
*Mar 1 00:36:36.435: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.2)
*Mar 1 00:36:36.435: RIP: build update entries
*Mar 1 00:36:36.435: network 192.168.3.0 metric 1
*Mar 1 00:36:36.439: network 192.168.4.0 metric 1
*Mar 1 00:36:36.803: RIP: sending v1 update to 255.255.255.255 via Loopback0 (192.168.3.1)
*Mar 1 00:36:36.803: RIP: build update entries
*Mar 1 00:36:36.803: network 192.168.1.0 metric 1
*Mar 1 00:36:36.803: network 192.168.2.0 metric 1
*Mar 1 00:36:36.807: network 192.168.4.0 metric 1
R2#
*Mar 1 00:36:08.599: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:36:08.599: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:36:08.603: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:36:08.603: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:36:08.607: RIP: sending request on Loopback1 to 255.255.255.255
*Mar 1 00:36:08.611: RIP: sending request on Loopback1 to 255.255.255.255
*Mar 1 00:36:08.623: RIP: sending request on Ethernet0/0 to 255.255.255.255
*Mar 1 00:36:08.623: RIP: sending request on Loopback0 to 255.255.255.255
*Mar 1 00:36:08.627: RIP: sending request on Loopback1 to 255.255.255.255
*Mar 1 00:36:08.659: RIP: received v1 update from 192.168.1.1 on Ethernet0/0
*Mar 1 00:36:08.663: 192.168.2.0 in 1 hops
*Mar 1 00:36:08.663: RIP: received v1 update from 192.168.1.1 on Ethernet0/0
*Mar 1 00:36:08.667: 192.168.2.0 in 1 hops
*Mar 1 00:36:08.667: RIP: received v1 update from 192.168.1.1 on Ethernet0/0
*Mar 1 00:36:08.667: 192.168.2.0 in 1 hops
*Mar 1 00:36:10.619: RIP: sending v1 flash update to 255.255.255.255 via Ethernet0/0 (192.168.1.2)
*Mar 1 00:36:10.619: RIP: build flash update entries
*Mar 1 00:36:10.619: network 192.168.3.0 metric 1
*Mar 1 00:36:10.623: network 192.168.4.0 metric 1
*Mar 1 00:36:10.623: RIP: sending v1 flash update to 255.255.255.255 via Loopback0 (192.168.3.1)
*Mar 1 00:36:10.623: RIP: build flash update entries
*Mar 1 00:36:10.623: network 192.168.1.0 metric 1
*Mar 1 00:36:10.627: network 192.168.2.0 metric 1
*Mar 1 00:36:10.627: network 192.168.4.0 metric 1
*Mar 1 00:36:10.627: RIP: sending v1 flash update to 255.255.255.255 via Loopback1 (192.168.4.1)
*Mar 1 00:36:10.627: RIP: build flash update entries
*Mar 1 00:36:10.631: network 192.168.1.0 metric 1
*Mar 1 00:36:10.631: network 192.168.2.0 metric 1
*Mar 1 00:36:10.631: network 192.168.3.0 metric 1
R2#
R2#
R2#
*Mar 1 00:36:31.003: RIP: received v1 update from 192.168.1.1 on Ethernet0/0
*Mar 1 00:36:31.003: 192.168.2.0 in 1 hops
*Mar 1 00:36:35.267: RIP: sending v1 update to 255.255.255.255 via Loopback1 (192.168.4.1)
*Mar 1 00:36:35.267: RIP: build update entries
*Mar 1 00:36:35.267: network 192.168.1.0 metric 1
*Mar 1 00:36:35.267: network 192.168.2.0 metric 1
*Mar 1 00:36:35.271: network 192.168.3.0 metric 1
*Mar 1 00:36:36.435: RIP: sending v1 update to 255.255.255.255 via Ethernet0/0 (192.168.1.2)
*Mar 1 00:36:36.435: RIP: build update entries
*Mar 1 00:36:36.435: network 192.168.3.0 metric 1
*Mar 1 00:36:36.439: network 192.168.4.0 metric 1
*Mar 1 00:36:36.803: RIP: sending v1 update to 255.255.255.255 via Loopback0 (192.168.3.1)
*Mar 1 00:36:36.803: RIP: build update entries
*Mar 1 00:36:36.803: network 192.168.1.0 metric 1
*Mar 1 00:36:36.803: network 192.168.2.0 metric 1
*Mar 1 00:36:36.807: network 192.168.4.0 metric 1
总结：
每个端口发广播，自身口不发送
虚口与实口区别，有无水平分割
Ewin:梦想可以到达的地方，网络就可以做到-开放、平等、自由、充满激情......
