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Chatter about DOCSIS, provisioning, networks, and CMTS gear.

Different US modulation profile

Forums: 

Hi,
I am using CISCO CBR8 . Each physical Upstream configured for 4 logical upstreams. Can I use different modulation profile for different logical upstreams of same physical upstream??

BSR 64K 10G port TCP issues

Forums: 

Has anyone had any success using 10G ports on the BSR 64K? We are seeing some issues with TCP when we put some traffic load on the CMTS. I noticed something a little scary in some release notes:

Downstream TCP performance may be degraded when
source data is received on the SRM10G module 10G port with
a burst speed greater than 4 Gbps.

No workaround.
This problem is likely to occur only in pure
10G networks with an edge device sourcing
data to a single endpoint at 10 Gbps.

Is anyone using SRM10G cards in production?

Basic filtering rules in CM config file

Forums: 

Is this example ok to set basic filtering rules in CM config file?

SNMP access table (to create access SNMP filters from the RF interface to the CM)

SnmpMibObject docsDevNmAccessStatus.1 Integer 4; /* createAndGo */
SnmpMibObject docsDevNmAccessIp.1 IPAddress 192.168.0.1 ;
SnmpMibObject docsDevNmAccessIpMask.1 IPAddress 255.255.255.0 ;
SnmpMibObject docsDevNmAccessControl.1 Integer 2; /* read */
SnmpMibObject docsDevNmAccessInterfaces.1 HexString 0x40;
SnmpMibObject docsDevNmAccessCommunity.1 String "some_password";

SNMP on Motorola BSR2000

Forums: 

I need the CMs to log information through snmp to the CMTS. I know exactly how to do this with Cisco, but Motorola is a whole new world for me.
CPEs are already navigating through the CMTS, but i can't extract any information with SNMP although the aprovisioning .bin is working fine and has the SNMP parameters.

IP logging - IPDR?

Forums: 

Hello,

I`m still lacking the information of the currently IP utilization of ours customer and I`ve to know how to do that.
What the community suggest?
Is the IPDR recommended? What software to use (commercial option)?
What about SNMP? The problem here is to do something from the beggining and I don`t have a way to do that.

Is that anything else?

BSR64K LAG configuration

Forums: 

Hello friends, first of all thanks for the help.

I have been researching about the CMTS LAG function, because I am currently only using the gigabit ethernet interface 14/0, but I need to use more than 1 gigabit ethernet.

If someone could guide me in the configuration or what reading to do.

This is the current config in the gigaethernet interface.

Dynamic service flow

Forums: 

HI ,

I would like to configure a JingHong CMTS with a dynamic service flow for gre service to limit the bandwidh .

is it possible ?

if yes how ?

Thanks in advantage ,
hanad

Zabbix

Forums: 

There is anybody who uses ZABBIX to monitoring the FEC?
I am new on the zabbix, I´m doing some progress catching the results of interfaces, SNR, but I´m trying to make the FEC results, no success until now

Cisco Standing Wave Issue

Forums: 

Good afternoon all,

We have been experiencing a very interesting issue lately, and I figured I'd share in case any of you ran into the same issue.

CISCO ASR 1002 power units

Forums: 

Hi,

CISCO ASR 1002 has 1+1 AC power supplies for redundancy. Pl confirm if we can use it using only one power supply, or it is mandatory to turn ON both supplies.

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