Hi, from one of my router (ASR 903) i am trying to ping the switch which is connected below the router with the same network segment but not success even though could able to find the ARP entry in router(ASR 903). what could be the problem?
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Hey Guys,I have an issue that I cant find a solution for. I'm implementing VLANs on our network but DHCP is the issue. So for now I have VLAN 32 and 100. Both can talk to each other through the router policy. VLAN 32 receives IPs from (Windows Server...
Hello dears, we have cisco ws-c3850-24s-s in the our network system. İ configured ip helper-address in the interface vlan because we want to scatter the IP from our DHCP server. After that i started to get Bad Address from our DHCP server. Is there...
hi all, i have set up different vlans for my network , vlans on the same subnet mask is working perfectly within the subnet mask of 255.255.255.128 my only issue is inter vlan on different subnet mask, i have a new connection with a subnet 10.140.240...
Security scan showing that my Switch( WS-C2960X-48FPS-L /15.2(2)E5 ) is affected by the below two vulnerabilities: 1. SSH Server CBC Mode Ciphers Enabled 2. SSH Weak MAC Algorithms Enabled 1) i have configured SSH v2 and Crypto key rsa with 204...
Hi Everyone, We want to use mGig switches to a couple of our servers which have 10Gb and 1Gb network cards. I did a quick Google and couldn't find much info about mGig so I'm not sure if this gives problems. What I do know is that there are two sta...
can port security be applied to etherchannels ?
Resolved! Access-list same source/destination port
Hello, Sorry for this stupid question on a FW ASA configuration, but I need to understand the difference. example: access-list DMZ_IN extended permit udp object SRVA eq 8082 object SRVB eq 8082 since the source/destination ports are the same, can...
Resolved! telnet/ssh
Hello AllRouter ScenarioSitting on Router console can I SSH to a Router / Firewall on the Internet.Firewall ScenarioSitting on ASA console can I SSH and Telnet to a Router / Firewall on the InternetthanksJoe
Resolved! WS-C3650-24-TS-S switch configurations
model 24 port 3650-TS-S instead of 4 x 1G, uplink Fiber SFP can we use 4 x 1G copper/ethernet SFP?can we do a mix on the uplink ports of 2 x 1G fiber SFP and 2 x 1G copper SFP ?Please let me know if require, can we use uplink port as downlink ? or do...
Hi folks, please see the attached diagram. I have very weird problem. Namely : Ping between host A and B is successfull. However, RDP doesn't work. On ASDM (where gateway for host A is configured ) I see 2)DENY TCP (no connection) from... to.... 1...
Hi, we ran into very strange situation yesterday: clients were unable to get DHCP configuration from DHCP servers. Wireshark analysis on client machine shows that only "discover" packets are sent (to ff:ff:ff:ff:ff:ff) and clients don't receive "offe...
Hi all, We have some new Cisco phones to deploy but the CDP/LLDP is disabled in our organization. We are trying to use Microsoft DHCP scope option 132 to send the voice vlan information to the cisco phone but it seems not working. Is there anyone...
I'm a newbie in this topic. My duty is separate a network into 30 subnets( without using vlan). My model is below. My needs is: - Every L2 Switch belong to a constant and sole ip range and when i connect it to any L3 Switch then it still works with o...
If three devices are plugged into one port on a switch and two devices are plugged into a differentport, how many collision domains are on the switch? A. 2B. 4C. 5D. 6 answer says B. may i know how ?
