Upgrade and downgrade protection
1050
WebEML User Manual
To downgrade PDH 1+1 EPS to 1+0 not protected configuration
1. On CT settings window, set the P32E1DS1/P2E3DS3 cards protection type to
No Protection.
2. On CT settings window, set the spare P32E1DS1/P2E3DS3 card equipment
type to Empty.
3. Disconnect the DS1 or DS3 cables from spare the P32E1DS1/P2E3DS3 card.
4. Remove the spare P32E1DS1/P2E3DS3 card in spare slot 4, 6, or 8.
5. Reprovision all of the affected TDM2ETH and TDM2TDM cross-connections
MAC address from ‘multicast’ to ‘unicast’ at the remote NEs. For more
information about how to configure cross-connections, see Provision cross
connections.
To upgrade 1+0 to 1+1 protected radio configuration
Caution: Downgrading from 1+1 EPS to 1+0 Not protected configuration is an In-Service
procedure. all traffic including sync source must be Active on the main PDH card before
starting this procedure.
Note: To complete the downgrade to 1+0 Not Protected configuration, all TDM2ETH and
TDM2TDM cross-connections MAC address affected by this system downgrade, must be
changed from ‘multicast’ to ‘unicast’ at the remote NEs.
Caution: This is an In-Service but not a hitless procedure.
Caution: RPS cable is mandatory with MPT-HC-HQAM or MPT-XP-HQAM in
1+1 configuration when channel spacing is higher than 30 MHz and the HQAM
radio is not MPT-HC compatible.
A warning dialog box appears when this configuration is set up.
Note: To achieve expected radio operation the upgrade from 1+0 not protected
to 1+1 protected radio configuration must be performed at both ends of the radio
hop.
Release 7.0.0 3DB 19286 ACAA Issue 01
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