Tuesday, May 26, 2020

VOIP Set IPv6


In order to set IPv6 under MTA(VOIP) you need to set your DUT as below:

CM IPv4 and IPV6 policy set under option:    [17] (dhcp6-cablelabs-config) set as below
v6 ONLY:
(enterprise-id 4491((tftp-servers 32 2001:0:130::50)(config-file-name 33 xxxcfg)(syslog-servers 34 2001:0:130::50)(rfc868-servers 37 2001:0:130::50)(time-offset 38 8h)(ip-pref 39 2)(cablelabs-client-configuration 2170 (primary-dhcp-server 1 192.168.1.50))(cablelabs-client-configuration-v6 2171 (primary-dhcpv6-server-selector-id 1 20:01:00:00:01:30))))


dual  ONLY:
(enterprise-id 4491((tftp-servers 32 2001:0:130::50)(config-file-name 33 xxxcfg)(syslog-servers 34 2001:0:130::50)(rfc868-servers 37 2001:0:130::50)(time-offset 38 8h)(ip-pref 39 5)(cablelabs-client-configuration 2170 (primary-dhcp-server 1 192.168.1.50))(cablelabs-client-configuration-v6 2171 (primary-dhcpv6-server-selector-id 1 20:01:00:00:01:30))))

MTA IPv4 and IPV6 policy set as below

(enterprise-id 4491((tftp-servers 32 2001:0:130::50)(config-file-name 33 xxx.bin)(syslog-servers 34 2001:0:130::50)(rfc868-servers 37 2001:0:130::50)(time-offset 38 8h)(cablelabs-client-configuration 2170 (primary-dhcp-server 1 192.168.1.50))(cablelabs-client-configuration-v6 2171 (primary-dhcpv6-server-selector-id 1 01:02:03:04:05:06:07:08:09)(provisioning-server 3 (flag 0; provisioning-server prov.ht.com.))(kerberos-realm 6 BASIC.1.))))

Thursday, May 21, 2020

CBR8 some command

Cisco CBR8 Command Note

1. see all dut online on CMTS
command: scm
note: scm is abbreviated as show cable modem
2. see only how many dut device locks
command: show cable modem docsis version d31-capable

CMTS(CBR8) Check US power

If your CM only locked 1 ofdma, but your throughput is les than 10Mbps, please go to see your UPstream power.

You can go to CMTS to see your US subcarrier

Command: show cable modem xxxx.xxxx.xxxx prof-mgmt upstream
(xxxx.xxxx.xxxxx mac address)

Wednesday, May 20, 2020

bsod


BSOD Setting

BSOD Check from CMTS to see anyone is using it
#show cable l2-vpn xconnect dot1q-vc-map

Note: If someone is using the same BSOD Vlan id with you, your DUT might not be able to get online












BSOD Configure File:










Vlan Setting









How to test.
Environment :


Monday, May 18, 2020

WIFI common concept


802.11b(2.4G)
802.11g(2.4G)
802.11a(5G) old 5G
802.11n- HT( or Legacy 2.4G)
802.11ac -VHT(5G)
802.11ax -HE(5G)

When people talk about
When people talk about 5G we will refer to 11AC and 11AX.
Some people will use
11AC as VHT
11AX as HE
11N as VHT or Non-HT(Legacy)

BandWidth:
2.4G: 20,40 MHz

5G: 40,80,160 MHz






Thursday, May 14, 2020

WIFI-Max Client(IXVeriwave)


This is to stimulate how many client wifi is able to support using Veriwave(IXIA).

1. Go to ixia-veriwave and choose max client