Hi,I have a network consisting of L2 (Cisco Catalyst 3850) with a direct homerun to the backbone Layer 3 Cisco Catalyst 6800XL Chassis.We've broken the broadcast into multiple i.e. VoIP, Data, etc VLANs, the VLAN passes through L2, and end at the bac...

 I am having an issue on the WS-C3550-24-PWR/ WS-C3560CX-12PC-S switches in FastEthernet interfaces where I see a lot of underruns in output packet and buffer failure in all of the interfaces. The ports are 100/ Full, I did try Auto-negotiation as we...

Hello, I have an existing ASA5506-x in my network and recently I've installed FMC to manage my firewall. The problem is under NAT no security zones are appearing in FMC.   Cisco Adaptive Security Appliance Software Version 9.8(1)Firepower Extensible ...

I might sound funny but I'm very confused about TTL value in ping.   Lets say if I ping my Cisco firewall from my PC below is the result.   ping 172.16.1.254 PING 172.16.1.254 (172.16.1.254): 56 data bytes 64 bytes from 172.16.1.254: icmp_seq=0 ttl=2...