Hello,we have several C9500-48Y4C, 16.9.4 and monitore them with SNMP. 20 days ago one switch stopped sending reqests to our monitoring tool. After a short research, I found that the SNMP input queue increases as soon as I restart SNMP and refresh th...

Hello, I've got an email from our ISP, that our router is in danger... They found that the router has SNMP port opened. After that, I scanned our router I found more opened ports: UDP 161, 123, 500 (it is OK, the router does S2S). Could you please ch...

Hello, We use ISR 886VA as Internet Router via VDSL.Now we need to switch this router to use FastEthernet as WAN port. Here is the current configuration: interface Ethernet0 description WAN no ip address ip nbar protocol-discovery ipv4 service-po...

Hello, I try to configure the IKEv2 tunnel between ASA 5510 and ISR 886VA using this article, scenario one. I have configured it, but i have a few questions: 1) what is the address 10.10.10.1 ? there is no such IP address on the scheme: 2) how can i...