pespin has submitted this change. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/42576?usp=email )

Change subject: stp: m3ua: Expect unsolicited ASPIA ACK after unblocking ASP ......................................................................

stp: m3ua: Expect unsolicited ASPIA ACK after unblocking ASP

Since libosmo-sigtran.git Change-Id If32902575e874d2acc9a5fc12509af42ed151739, osmo-stp will send an unsolicited ASPIA ACK to the peer whenever the ASP becomes unblock, in order to somehow give a chance to the peer to notice something changed and for instance possibly attempt re-activation of the ASP.

Related: OS#6752 Change-Id: I4b70e576beae3c386d68f17a60d6f23d1a54293a --- M stp/STP_Tests_M3UA.ttcn 1 file changed, 6 insertions(+), 0 deletions(-)

Approvals: Jenkins Builder: Verified fixeria: Looks good to me, approved osmith: Looks good to me, but someone else must approve

diff --git a/stp/STP_Tests_M3UA.ttcn b/stp/STP_Tests_M3UA.ttcn index ca7dead..ac9cc25 100644 --- a/stp/STP_Tests_M3UA.ttcn +++ b/stp/STP_Tests_M3UA.ttcn @@ -674,6 +674,9 @@ f_M3UA_exp(0, tr_M3UA_ERR('0000000D'O, rctx_sender));

f_vty_cs7_asp_cmd(g_m3ua_configs[0], "no block"); + /* osmo-stp transmits an unsolicited ASPIA ACK to inform it went locally unblocked, + * in order to give a chance to the peer to re-attempt re-activation. */ + f_M3UA_exp(0, tr_M3UA_ASPIA_ACK(rctx_sender)); f_M3UA_asp_act(0, c_M3UA_TMT_override, rctx_sender, ntfy_after_act := c_M3UA_ST_I_AS_ACTIVE);

f_clear_m3ua(); @@ -694,6 +697,9 @@ f_M3UA_exp(0, tr_M3UA_NOTIFY(c_M3UA_ST_T_STATE_CHG, c_M3UA_ST_I_AS_INACTIVE, rctx_sender));

f_vty_cs7_asp_cmd(g_m3ua_configs[0], "no block"); + /* osmo-stp transmits an unsolicited ASPIA ACK to inform it went locally unblocked, + * in order to give a chance to the peer to re-attempt re-activation. */ + f_M3UA_exp(0, tr_M3UA_ASPIA_ACK(rctx_sender)); f_M3UA_asp_act(0, c_M3UA_TMT_override, rctx_sender, ntfy_after_act := c_M3UA_ST_I_AS_ACTIVE);

f_clear_m3ua();