Switching

Hello,   I have 2 sites. Site A and Site B connected via Point-to-Point connection. Both are functional. I want Site B to look at the just 1 VLAN configured at Site A. Site B is using cisco 1841 router and Site A is using Cisco catalyst 3650 switch. ...

I have a 3750G router running 12.2(50)SE1 with the following configuration and the IP SLA echo is not working but I can do a mual ping and ping the destination in the IP SLA config.  Anyone seen this before and got it working?ip sla 100icmp-echo 10.9...

Hello, I am running a '15.0(2)SE2WS-C2960S-24PS-L '. Tacacs is configured identically to other switches in my inventory. The problem is, when I log in, there is a big delay waiting for the password prompt. Then when I do enter the password, I am deni...

Experts,   I have Cisco 3750 and have vlan 111 created with name WAN_VLAN, assigned ports gi0/1 - 5 and that works well. In that way, I have separated these ports from others and I can use them for WAN purpose.   Here is the other part. I need to be ...

Hello dears,   I would like know if the Catalyst 9K switch series (9300/9400/9500) supports the OpenFlow protocol.   This switches can be managed from to a central controller? I looking for that and found the Cisco DNA Center. But what is the protoco...

Hi All,   Is Cisco LR (as opposed to SR) fibre SFP's recommended for virtual stacking switches together?   Do I need to use single mode fibre or will multi work.   Cheers,   Jay

Dear all,I have a weird issue, I created a mac access-list with the list of all permitted mac addresses.It is working on all except one machine, once the access list is configured on interface, the connection drops.It is one of the ESXi servers.Note:...

What is the best way to prevent any personal devices from accessing  wired network from access switches    Is configuring MAC-Based Access Control List by permitting only authorized mac addresses on cisco 3850 a good solution?   Or any other.     Ple...

We have connetced two 3850 in trunk with theree 2960 in ring network topology. And big question is. If is done on one switch configuration of NTP server. Can other switches take this adress from that one switch?   And what is the best configuration o...

I want to filter OSPF routes within the same area.  Distribution-list command is not available on Nexus 9k.   Does anyone know an alternate option?   Is it correct that Distributionlist command within OSPF is not available for Nexus 9k?   Thanks  

After configuring SPAN, Wireshark was able to read ICMP packets (ping traffic) on the destination port that was sent across the configured source port, using an older PC.  However, another newer PC was unable to read the traffic, despite identical co...