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调试5G BBU 写了一个shell,提高效率 1 SESSION=autobbu 2 3 RED='\e[0;31m' 4 GREEN='\033[0;32m' 5 NC='\033[0m' 6 green="\033\[0;32m" 7 red="\033\[0;31m" 8 reset="\0 阅读全文
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非常有用的手册: QuickReference - 5G/NR (5G/NR 快速参考) 5G Identifiers SUPI and SUCI - Techplayon NAS Signalling UMTS: Universal Mobile Telecommunication System 阅读全文
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Redhat Blog Part 1: How to Enable Hardware Accelerators on OpenShift Part 2: How to enable Hardware Accelerators on OpenShift, SRO Building Blocks 简化 阅读全文
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Prepare: 详解 DNS 与 CoreDNS 的实现原理 调查 采用什么来搭建一个dns server? 1. BIND Learn how to use BIND to set up your own server for resolving domain names. How to Ins 阅读全文
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coredns org hosts plguin and reverse, we can set reload durations. add a dns item as follow: # $(kubectl get cm coredns -n kube-system -o json | jq .d 阅读全文
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NOTE: 多个IP 地址可以映射(SNAT)到一个出口网络地址。一个出口网络地址也可以映射(DNAT)到多个IP 地址,但是只能做load balance使用。 Netfilter 原理 连接跟踪(conntrack):原理、应用及 Linux 内核实现 conntrack conntrack i 阅读全文
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kubectl -n kube-system exec -it $pod -- ovs-vsctl list-ports br-int ovnip=`ip a | grep "scope global ovn4nfv0" |awk '{match($0, /.+inet\s([^ /]*)/, a) 阅读全文
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Network setup all code are here: https://github.com/shaohef/kvm-script Network Topology we only need to change the valuse here. do not chagne other co 阅读全文
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Patch # https://stackoverflow.com/questions/41958475/getting-the-object-array-index-in-jq # https://www.codegrepper.com/code-examples/javascript/jq+ar 阅读全文
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dump DOC 需要修改源代码 The dpdk-pdump tool can only be used in conjunction with a primary application which has the packet capture framework initialized alr 阅读全文