Reza Sharifi

Member Since: Jul 02, 2008

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Reza Sharifi commented on Why is NVRAM size editable? in LAN, Switching and Routing 9 hours ago

Here is an old post but maybe useful to explain the reason. https://supportforums.cisco.com/...

Reza Sharifi commented on Trouble w/ Catalyst 2960 VoIP Configuration in LAN, Switching and Routing 10 hours ago

Hi, Try removing this command from the switch and test again. no switchport trunk native vlan 10...

Reza Sharifi commented on Why is NVRAM size editable? in LAN, Switching and Routing 10 hours ago

Hi, I think that is an older command.  The newer IOS support "service compress-config" which should...

Reza Sharifi commented on DHCP behind 3750 POE-48 in WAN, Routing and Switching 12 hours ago

Hi, Can you post the output of "sh run" from the switch? Also, what is the IP segment? HTH

Reza Sharifi commented on Service Tags/VLANS- Cloud Provider for Azure & AWS in LAN, Switching and Routing 13 hours ago

As far as I know, AWS direct connect (DX) can only be done using layer-3 routed port or using sub-...

Reza Sharifi commented on 4948 Switch Commands are Slow in LAN, Switching and Routing 13 hours ago

I have seen the same type of issue with Nexus when SNMP is enabled.  Can you disable or remove SNMP...

Reza Sharifi commented on Cisco 2960-CG series temperature SNMP in LAN, Switching and Routing 1 day ago

Hi, If I were to guess, I would say, that is correct as the 2960-C series is a small, fanless...

Reza Sharifi commented on Switches won't communicate outbound. in LAN, Switching and Routing 1 day ago

Ok, so where is the gateway for switch address 10.11.128.121 and 122? Although to communicate...

Reza Sharifi commented on Two different IP Addresses for the same MAC Addresses. Impossible to ping one of them... in LAN, Switching and Routing 1 day ago

Hi, So, with this type configuration, does the redundancy work as expected? Another word, if you...

Reza Sharifi commented on Problem with WS-C3850-24T power supply in LAN, Switching and Routing 1 day ago

Hi, Since this is happening to multiple switches (1 and 2) and multiple PSUs, It could be the power...

Reza Sharifi commented on Switches won't communicate outbound. in LAN, Switching and Routing 1 day ago

Try using an ACS server instead for switch, router, etc.. authentication. The server can run on a...

Reza Sharifi commented on Two different IP Addresses for the same MAC Addresses. Impossible to ping one of them... in LAN, Switching and Routing 1 day ago

Hi, So, the "user-end equipment" has 2 NICs? Are they configured in HA (High Availability) mode? HTH

Reza Sharifi commented on Nexus 9000 connectivity with Cisco 2960/3560 in LAN, Switching and Routing 1 day ago

Hi, Can you post a diagram showing how all devices are physically connected together? Is the...

Reza Sharifi commented on EIGRP ISSUE in LAN, Switching and Routing 2 days ago

Than can you try using a different physical interface e.g fa2/0 for EIGRP peering?

Reza Sharifi commented on WS-X45-SUP8-E Booting to ROMMON After Power Outage in LAN, Switching and Routing 2 days ago

Can you change the configuration resister to 0x2102 and reload? Everything else looks good. If this...

Reza Sharifi commented on EIGRP ISSUE in LAN, Switching and Routing 2 days ago

I am not sure why you have a physical interface with IP 10.24.0.1 and 2 sub-interfaces with IPs and...

Reza Sharifi commented on EIGRP ISSUE in LAN, Switching and Routing 2 days ago

Hi, Can you post the output of "sh run" from both routers with this issue? HTH

Reza Sharifi commented on WS-X45-SUP8-E Booting to ROMMON After Power Outage in LAN, Switching and Routing 2 days ago

Can you post the output of "sh redundancy" from that switch. HTH

Reza Sharifi commented on Can cisco 2960 connect to cisco 3850 in LAN, Switching and Routing 2 days ago

For 2960, the ports are 10/100 and for 3850 the ports are 10/100/1000. So, it should work fine...

Reza Sharifi commented on Taking Backup of Standalone Switch in VSS in LAN, Switching and Routing 3 days ago

No, you don't need to disable VSS.  You can access the stand-by switch from the active by using "...

Reza Sharifi commented on Unknown Unicast flooding vs broadcast frame in LAN, Switching and Routing 3 days ago

Hi, Have a look at this discussion. https://supportforums.cisco.com/discussion/10793141/flooding-vs...

Reza Sharifi commented on VSS RP Active and Standby question in LAN, Switching and Routing 3 days ago

Hi, No, in VSS both switches are logically one.  So, you have only one device to configure. Think...

Reza Sharifi commented on sh platform qos output interpretation in LAN, Switching and Routing 3 days ago

Hi, Is there QOS policy configured for interface 1/1/3? Can you post it? HTH

Reza Sharifi commented on c2960-s upgrade failure in LAN, Switching and Routing 3 days ago

Hi, Before you upgrade to a new image, check and see if you meet the flash and memory requirement....

Reza Sharifi commented on ip arp gratuitous and ip gratuitous-arp in LAN, Switching and Routing 3 days ago

Hi, ip arp gratuitous: disable the ability for an SVI or router interface to send gratuitous ARP is...

Reza Sharifi commented on Replacing VS-S2T-10G in LAN, Switching and Routing 4 days ago

Before you replace the old sup, make sure you have a good copy of the config. After replacing it,...

Reza Sharifi commented on Active timer and standby timer for Hot Standby Router Protocol? in LAN, Switching and Routing 6 days ago

Both active and stand-by send hello packets. From active HSRP Next hello sent in 0.112 secs and...

Reza Sharifi commented on Unable to set up Cisco 1131ag as a DHCP server in LAN, Switching and Routing 6 days ago

192.168.2.1 192.168.2.240 Is that a typo or you actually want to exclude 240 addresses? Also, what...

Reza Sharifi commented on Active timer and standby timer for Hot Standby Router Protocol? in LAN, Switching and Routing 6 days ago

They are both stating the same thing but I think the wording in the book is more complete as it...

Reza Sharifi commented on Policy Base Routing in LAN, Switching and Routing 6 days ago

Have a look at this link for an example: https://supportforums.cisco.com/discussion/11035791/pbr-...

Reza Sharifi commented on Port Allocation per VDC in Nexus 7000 in LAN, Switching and Routing 6 days ago

Glad to help. One thing I recommend and if it is possible to have room for growth. So, if you need...

Reza Sharifi commented on Port Allocation per VDC in Nexus 7000 in LAN, Switching and Routing 6 days ago

Hi, Is this the card you have? If yes, have a look at this document. N7K-M148GS-11 (12 interfaces...

Reza Sharifi commented on Post Purchasing from Ebay in LAN, Switching and Routing 6 days ago

No, if you purchase from ebay, you can't put the device back under a SmartNet contract. Now, if the...

Reza Sharifi commented on Port Allocation per VDC in Nexus 7000 in LAN, Switching and Routing 6 days ago

Hi, From the VDC documentation: You can use this command only in the default VDC (VDC 1)....

Reza Sharifi commented on optimizing 3850 switches for 10Gig in LAN, Switching and Routing 6 days ago

Hi, If you have not purchase the 3850s yet, look at Nexus platforms, as it is designed for data...

Reza Sharifi commented on stack switch and managem. traffic in LAN, Switching and Routing 6 days ago

If you want to separate management traffic from production, most newer switches come with on out-of...

Reza Sharifi commented on ISR4321 Not Requesting or Just Not Getting DHCP Address From ISP Modem? in LAN, Switching and Routing 1 week ago

Hi, What happens when you connect the modem to g0/0/1 instaed? If it acts the same way, you may...

Reza Sharifi commented on Diference between IP base vs IP lite in LAN, Switching and Routing 1 week ago

Hi, see this link and table-1 http://www.cisco.com/c/en/us/products/collateral/switches/catalyst-...

Reza Sharifi commented on default gateway mac address seen on printer access-port, switch cant ping its HSRP default gateway, in LAN, Switching and Routing 1 week ago

Po2 connects Distro-A to Distro-B, so, how does the 3850 (access switch) connect to the Distros,...

Reza Sharifi commented on default gateway mac address seen on printer access-port, switch cant ping its HSRP default gateway, in LAN, Switching and Routing 1 week ago

Hi, Can you post the output of "show etherchannel summary" from both core and access switches? HTH

Reza Sharifi commented on What command can show all output at one time in ASR9K? in LAN, Switching and Routing 1 week ago

Yes, as Joe also noted, you can change it back by using "terminal length 80" (I thinks 80 is...

Reza Sharifi commented on ip arp gratuitous and ip gratuitous-arp in LAN, Switching and Routing 1 week ago

Hi, Have a look at these 2 links, one related to each command: https://supportforums.cisco.com/...

Reza Sharifi commented on What command can show all output at one time in ASR9K? in LAN, Switching and Routing 1 week ago

No sure about IOS-XR but with IOS and IOS-XE you can issue terminal length 0  and than issue the...

Reza Sharifi commented on Router for 5 internet broadband connections in WAN, Routing and Switching 1 week ago

If you can get a 1941, that should be fine. 2901 does not support switch modules but 2911 supports...

Reza Sharifi commented on Cisco 1841 using the 2 built in fe ports with dhcp in LAN, Switching and Routing 1 week ago

Hi, Maybe not relevant, but why do both pools point to the same gateway? Is that a typo? ip dhcp...

Reza Sharifi commented on BGP Pre-pending in LAN, Switching and Routing 1 week ago

You can use weight to achieve some load sharing. Have a look at this document. http://www.cisco.com...

Reza Sharifi commented on How to link a Cisco switch to another account in LAN, Switching and Routing 1 week ago

Hi, I am not sure if this is possible, as you did not purchase the switch from a re-seller. Now, if...

Reza Sharifi commented on Advertising default routes of OSPF to other devices in LAN, Switching and Routing 1 week ago

If you already have a default route pointing to the IP address of the ISP "ip route 0.0.0.0 0.0.0.0...

Reza Sharifi commented on same VLAN for wired and wifi connected user in a department in LAN, Switching and Routing 1 week ago

Hi, For wireless, put everyone in one large vlan, so roaming is easy when you go from one floor to...

Reza Sharifi commented on NTP Security Problem in LAN, Switching and Routing 1 week ago

Hi, Not sure what type of switches you have but if your IOS support it, you can block NTP or allow...

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