Hello, We have a switch connected to our operator's router. It's a 'OneAccess' router.What could cause the switch to see itself on the port connected to the router?SW#sh cdp neighbors Capability Codes: R - Router, T - Trans Bridge, B - Source Route B...

Hi,For some time now, we've been experiencing audio quality issues during certain communications with IP phones (CUCM). We have voice gateways (such as ISR4331) connected to both our CUCM and our operator (ISDNoIP).Could you please let me know if QoS...

Hi,Is it normal to have so much drop no adjacency when i do a show ip traffic on a Catalyst 9300?I tried a debug ip cef, but it doesn't show me anything.IP statistics: Rcvd: 7788 total, 126714 local destination 0 format errors, 0 checksum...

Hello,Would you have an idea of what could cause MAC flapping in a loopless topology (the wiring has been checked).A Cisco switch is connected to a router of another brand (our supplier's). There is a data vlan and a voice vlan, only the telephone ex...

Hi,We use auto qos on our interfaces to configure voice priority (Catalyst 9300) :interface GigabitEthernet1/0/X switchport access vlan 10 switchport voice vlan 20 auto qos trust dscp spanning-tree portfast service-policy input AutoQos-4.0-Trust-Dscp...