Vaibhav Singh

Blog - vaibhavsingh.com

Tag: QoS

Identify client traffic-flow across a proxy

This happened over a decade ago when I was a budding L1 engineer, monitoring network infrastructure of a bank. This post is recollection of a memory when my team-lead (a great mentor) at the time, put me through a challenging exercise to meet a seemingly simple customer requirement. Existing Topology We had this typical topology […]

Rate limit an IPSec VPN tunnel

I had a task to build a site-to-site VPN tunnel with another vendor over which a large amount of data was planned to be transacted on regular basis. On my end, the end-point was a Cisco ASA 5585-X firewall running 9.8 code. To protect the internet circuit from being over-saturated, I decided to use MQC […]

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