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

Clear modem CPE table MIB?

Forums: 

Is there a MIB out there that can clear the CPE table on a cable modem? I'm not trying to clear the entry on the cmts table, I'm talking on the cable modem itself. What I want to be able to do is clear the CPE entries from the modem, so a new CPE can be put in place without power cycling the cable modem. Basically cause the modem to "forget" what is connected to it.

Cadant C4 issues

Forums: 

Hi,everybody.
What I want to ask , is several questions about C4.
1. Is it correct that C4 can`t work with VLANs at all.
So if I`m correctly understant, if I need connect C4 to 2 routers I have to use 2 ports, for example GigabitEthernet & FastEthernet. Both of them is Layer 3 interfaces.

CableLabs Option 122

Forums: 

Hi folks,

I have some questions concerning CableLabs option code 122 for DHCP server (the one for MTA's)...

Does anyone know for some good and possibly open source dhcp server that support it, but not that I need to enter it in hex form (prefferably with some frontend or config file where I could input it in normal forms via suboptions, and then the dhcp server would calculate the option on it own).

DOCSIS 1.1 Config File for VoIP

Forums: 

Hi List,

If anybody can send a sample config file for Voice packet prioritization?

I've made one config file who creates 4 service flows, 2 of them are for
10.44.240.0/20 which is our VoIP Subnet. I just wanted to see yours idea for packet prioritization.

Here is my config file :

Main
{
NetworkAccess 1;
SwUpgradeFilename "dpx2203-v202r1151-050224b-5.bin";
SwUpgradeServer 10.44.16.3;
UpstreamChannelId 33;
DownstreamFrequency 566000000;
MaxCPE 5;
GlobalPrivacyEnable 0;

How to configure to make CM register in Arris C3 CMTS

Forums: 

I have a external DHCP server (10.10.10.7)
TFTP server (10.10.10.7).

I already configure the
FE0/1 as 10.10.10.1
cable1/0 as 10.10.10.1 secondary
no l2-bg-to-bg-routing

just missing the configuration of the cable modem. Please help me. thanks

Bandwidth Request Failure

Forums: 

Hello

I've got a Arris C3 CMTS and DOCSIS 2.0 compliant Cable Modems.

DOCSIS 2.0 with BPI+ mode seems to be fully operational but I keep on getting "Bandwidth Request Failure" messages in the serial interface of the cable modem. I'm generally only running 5 or 6 modems at the same time with very little traffic.

I'm attaching my configurations.
Could anyone please tell me what I'm doing wrong?

Thanks!
Barney

My Cable Modem Configuration file is

Motorola SBV5120 Voip Codecs

Forums: 

Hi,

I find very difficult to get technical info about sbv5120 cablemodem from motorola.

I know that it runs on MGCP protocol, and that supports g711.

Can anybody tell me which other voip codecs does this cm supports?

Thanks.

PCs cannot get IP form docsis_server-2.0.4

Forums: 

Hi all.
We have installed docsis_server-2.0.4 without any problem and our CMs can get online, but the problem is that no PC is able to get its IP form the docsis_server.

This is our config of the config_nets table:

INSERT INTO config_nets VALUES
('CM' , '10.40.192.1', 1,'10.40.192.0/18', '10.40.192.1', 'NO', 'NO', 'NO','10.40.192.5', '10.40.255.254', 86400, 10,0,0),
('CPE', '10.41.192.1', 1,'10.41.192.0/18','10.41.192.1','YES','YES', 'NO','10.41.192.5','10.41.255.254', 86400, 100,0,0);

And this is the error we have:

docsis server and dynamic dhcp for CM

Forums: 

Hi,

we are having troubles with docsis server, or should I say lack of documentation (we are bunch of drunk idiots :P )

So here's the problem:

CMTS is Motorola BSR 2000
CM is SurfBoard 5120E

UGS Service Flow without PacketCable and dQOS

Forums: 

Hello everybody,

i've got a problem. I need a Service Flow in Upstream for Voice (listening on TOS-Bit 118) and i will taking UGS as Scheduling Type. If i set SchedulingType from 2 (BE) to 6 (UGS) the CM can't registration on CMTS (Failure: reject(c)). We don't use PacketCable-Devices and can't use the dQoS-Feature from Pktc.

I'm trying with admission control, scheduling-type-entry at upstream and so on but nothing is help. I'm afraid the UGS Service Flow can only give from the CMTS to the CM but how can i requesting this flow without dQoS from Pktc?

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