My Network not visible on my phone(Samsung Galaxy note 10+ G975F)

[MattWanjia]

I am using ANT SDRE310, using libiio, and soapy.
i have built srsRAN 4G successfully. device is visible from host.
epc running fine

root@ubuntu:~# srsepc

Built in Release mode using commit ec29b0c1f on branch master.


---  Software Radio Systems EPC  ---

Couldn't open , trying /root/.config/srsran/epc.conf
Reading configuration file /root/.config/srsran/epc.conf...
Couldn't open user_db.csv, trying /root/.config/srsran/user_db.csv
HSS Initialized.
MME S11 Initialized
MME GTP-C Initialized
MME Initialized. MCC: 0xf999, MNC: 0xff70
SPGW GTP-U Initialized.
SPGW S11 Initialized.
SP-GW Initialized.
Received S1 Setup Request.
S1 Setup Request - eNB Name: srsenb01, eNB id: 0x19b
S1 Setup Request - MCC:999, MNC:70
S1 Setup Request - TAC 7, B-PLMN 0x99f907
S1 Setup Request - Paging DRX v128
Sending S1 Setup Response

enb also running siuccessfully

root@ubuntu:~# sudo srsenb /root/.config/srsran/enb.conf
Active RF plugins: libsrsran_rf_soapy.so
Inactive RF plugins: 
---  Software Radio Systems LTE eNodeB  ---

Reading configuration file /root/.config/srsran/enb.conf...
Couldn't open sib.conf, trying /root/.config/srsran/sib.conf
Couldn't open rr.conf, trying /root/.config/srsran/rr.conf
Couldn't open rb.conf, trying /root/.config/srsran/rb.conf

Built in Release mode using commit ec29b0c1f on branch master.

Opening 1 channels in RF device=soapy with args=default
Supported RF device list: soapy file
Soapy has found device #0: device=PlutoSDR, driver=plutosdr, label=PlutoSDR #0 ip:ant.local, uri=ip:ant.local, 
Selecting Soapy device: 0
[INFO] Opening PlutoSDR #0 ip:ant.local...
Setting up Rx stream with 1 channel(s)
[INFO] Using format CF32.
[INFO] Auto setting Buffer Size: 32768
[INFO] Set MTU Size: 32768
Setting up Tx stream with 1 channel(s)
[INFO] Using format CF32.
[INFO] Has direct TX copy: 1
[INFO] Auto setting Buffer Size: 32768
[INFO] Set MTU Size: 32768
Available device sensors: 
 - xadc_temp0
 - xadc_voltage0
 - xadc_voltage1
 - xadc_voltage2
 - xadc_voltage3
 - xadc_voltage4
 - xadc_voltage5
 - xadc_voltage6
 - xadc_voltage7
 - xadc_voltage8
 - adm1177_current0
 - adm1177_voltage0
 - ad9361-phy_temp0
 - ad9361-phy_voltage2
Available sensors for Rx channel 0: 
State of gain elements for Rx channel 0 (AGC supported):
 - PGA: 40.00 dB
State of gain elements for Tx channel 0 (AGC not supported):
 - PGA: 60.00 dB
Rx antenna set to A_BALANCED
Tx antenna set to A

==== eNodeB started ===
Type <t> to view trace
[INFO] Auto setting Buffer Size: 262144
[INFO] Set MTU Size: 262144
Setting frequency: DL=2680.0 Mhz, UL=2560.0 MHz for cc_idx=0 nof_prb=50
[INFO] Has direct RX copy: 1

No logs are saved on /tmp/enb.log

Operating System
Ubuntu 22.04 LTS running on a raspberry 4b.
Both epc and enb running on the same machine